BMC CDA Dynamic Airboxes for FORD Focus II 2.5 ST 225HP The CDA is a patented filtration system composed by a carbon fibre airbox that contains a filtering element and a flow defector. Thanks to its structure the air conveys to the engine with an higher pressure and a lower temperature in order to increase the performance in terms of power and torque.
This specific kit contains a flexible aluminium tube to connect the CDA system to a frontal air intake.